/*
package com.example.demo.channel.service.Impl;

import com.example.demo.channel.service.ChannelInterface;
import com.example.demo.util.Tools;
import org.springframework.stereotype.Component;

@Component
public class C2 implements ChannelInterface {
    @Override
    public String read() {
        return "QQQQ222222-->" + C2.class.getName()+",-->" + Tools.isEmptyString("xxx");
    }
}
*/
